Mardy Fish defeated Juan Monaco 2-6 6-1 6-4 in the Canada Masters round of 16 on hard. The upset overturned the form book — Juan Monaco came in leading the head-to-head 3–2, defending last year's round of 64. Mardy Fish narrowed the head-to-head to 3–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-03-21 | Miami Masters | QF | hard | Juan Monaco | 6-1 6-3 |
| 2011-11-07 | Paris Masters | R16 | hard | Juan Monaco | 1-6 7-6(6) 1-2 RET |
| 2011-05-15 | Dusseldorf | RR | clay | Juan Monaco | 7-6(4) 7-5 |
| 2006-04-10 | Houston | R32 | clay | Mardy Fish | 6-2 1-6 7-6(5) |
| 2005-01-17 | Australian Open | R128 | hard | Mardy Fish | 2-6 6-0 6-4 4-6 9-7 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (45 vs 200). ATP, WTA & Challenger.